From 23b18b377ea77f2ea783070cb33df748fcc023a9 Mon Sep 17 00:00:00 2001
From: "ziemowit.leszczynski" <ziemowit.leszczynski@phoenix-rtos.com>
Date: Wed, 21 Aug 2024 12:46:35 +0200
Subject: [PATCH] unix: fix socket flags

Sockets can read and write by default. Required for fdopen() to work on unix sockets.
F_SETFL returns 0 on success.

JIRA: RTOS-892
---
 posix/unix.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/posix/unix.c b/posix/unix.c
index 5e19ac366..685ae3705 100644
--- a/posix/unix.c
+++ b/posix/unix.c
@@ -947,7 +947,7 @@ int unix_setfl(unsigned socket, int flags)
 	s->nonblock = (flags & O_NONBLOCK) != 0;
 
 	unixsock_put(s);
-	return flags;
+	return 0;
 }
 
 
@@ -959,7 +959,10 @@ int unix_getfl(unsigned socket)
 	if ((s = unixsock_get(socket)) == NULL)
 		return -ENOTSOCK;
 
-	flags = s->nonblock ? O_NONBLOCK : 0;
+	flags = O_RDWR;
+	if (s->nonblock) {
+		flags |= O_NONBLOCK;
+	}
 
 	unixsock_put(s);
 	return flags;